NAICS 212115: Underground Coal Mining
This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) underground mining of bituminous and anthracite coal; (2) developing bituminous and anthracite coal underground mine sites; and (3) underground mining and beneficiating (e.g., cleaning, washing, screening, and sizing) of bituminous and anthracite coal.

ExioML sector: Lignite/Brown Coal
Region: US | Year: 2022
Sector value added: 295.708603835 M EUR | Employment: 3.42964075206 thousand persons
Sector GHG emissions: 680284044.528 kg CO2 eq | Energy carrier net total: 1666.85696781 TJ | Carbon intensity: 2.3005216476811947

Company: Knight Hawk Coal LLC
In 1998, Knight Hawk Coal, LLC, a family-owned coal mining company, was created to meet those needs. In the early days Knight Hawk produced coal exclusively by surface mining. It opened its first underground mine in 2006. It currently has a mix of five surface, two underground and two carbon recovery operations.